MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Cervical rib
>True ribs: The first seven ribs attach to the sternum (the breast bone) in the front and are known as true (or sternal) ribs. >False ribs: The lower five ribs do not directly connect to the sternum and are known as false ribs. The…
Read the definitionRandom terms
Show more- Tuberculosis, active The presence of Mycobacterium tuberculosis infection with a positive chest X-ray. Treatment of active…
- Minipill A form of oral contraceptive taken daily, like combined oral contraceptives (the 'pill'), but containing only…
- GCRC Gaucher's disease.
- Nutrigenomics The study of how different foods may interact with specific genes to increase the risk of common chronic…
- Latent Hidden, dormant, inactive. The virus that causes chickenpox remains latent after the initial attack of…
- Hyperhidrosis Hyperhidrosis: Excessive sweating. Hidrosis meaning sweating, so hyperhidrosis is too much sweating.
- Vertebral column The 33 vertebrae fit together to form a flexible, yet extraordinarily tough, column that serves to support…
- Parasitemia The presence of a parasite in the blood. For example, malarial parasitemia. Parasitemia is analogous to…
- Cytosine (C) One member of the G-C (guanine-cytosine) pair of bases in DNA
- Nasal Having to do with the nose. Nasal drops are intended for the nose, not (for example) the eyes. The word…
- Hirudin An anticoagulant ('bloodthinner'). Hirudin is the active principle in the salivary secretion of leeches. The…
- Polio vaccine, Sabin The oral polio vaccine (OPV) developed by the Polish-born American microbiologist Albert Sabin (1906-93)